Best Fuel Throttle Body Spacers & Adapters of 2026

The ICT Billet Throttle Adapter is designed to help you easily install a 3-bolt drive-by-wire throttle body onto a 4-bolt LS intake manifold, such as those found in LS2 or LS3 engines. This adapter supports throttle bodies up to 75mm, giving you flexibility in your upgrades. Additionally, it accommodates intake manifolds up to 102mm, allowing for enhanced airflow and performance. Made from natural finish aluminum, it comes with all necessary mounting hardware and a gasket, ensuring a complete installation without the hassle of sourcing extra parts.

The Wsays Jeep Throttle Spacer is designed specifically for Jeep Wrangler JK, JL, and Gladiator JT models from 2012 to 2025 with a 3.6L engine. Made from durable aluminum, it features a unique spiraling helix design that helps create a high-speed air vortex. This improves the combustion process, making your engine more powerful and efficient. Installing this spacer is straightforward, so you can quickly enjoy increased torque and better overall performance from your vehicle. If you want an easy upgrade that boosts your Jeep’s engine response and fuel efficiency, this throttle body spacer is a great choice.

The PQY Throttle Body Spacer is a high-performance accessory designed to enhance the performance of your 91-06 Jeep Wrangler TJ YJ LJ Cherokee XJ 2.5L/4.0L Engine Gas MJ. With a 1" raise manifold carb, this spacer provides a smoother and faster air charge, resulting in increased horsepower, torque, and improved fuel efficiency. The easy bolt-on installation makes it convenient for users to upgrade their vehicles. This spacer is compatible with 4WD Jeep TJ Wrangler, Jeep YJ Wrangler, Jeep XJ Cherokee, and Jeep MJ Comanche with 4.0L/2.5L engines. The PQY Throttle Body Spacer comes with all the necessary components, including gaskets and bolts, and is backed by a 1-year warranty from PQY. Upgrade your Jeep's performance with the PQY Throttle Body Spacer.

The MFZDQL Throttle Body Spacer is a great upgrade for your Chevrolet Silverado or GMC Sierra from 2007 to 2013 with 4.8L, 5.3L, or 6.0L engines. It replaces worn or damaged throttle body parts, helping you avoid safety risks and improving fuel efficiency. Made from aircraft-grade aluminum, it boosts your vehicle’s low-end torque and throttle response while resisting heat and rust. Installation is simple with included hardware, so you won’t need special tools or expensive repairs. This spacer also provides stronger midrange power, making your truck perform better overall.

The WMPHE Throttle Body Adapter is designed for both Drive by Wire and Drive by Cable systems, making it versatile for various engine configurations. This adapter is compatible with a range of LS engines, providing flexibility for your vehicle. Made from durable aluminum, it resists wear and tear, ensuring longevity and reliability. The tapered design, transitioning from a 75mm through-hole to a 92mm throttle body, optimizes airflow, enhancing performance. With included bolts and an O-ring seal, installation is straightforward, saving you time and effort.

The Eiahonen Throttle Adapter is crafted from durable T6 aluminum alloy and precisely CNC machined, ensuring it’s strong, lightweight, and built to last. This adapter lets you fit a 3-bolt drive-by-cable throttle body onto a 4-bolt LS intake manifold, such as those found on LS2 or LS3 engines, giving you flexibility in engine upgrades. It supports throttle bodies up to 75mm and intake manifolds up to 92mm, allowing you to customize your setup while maintaining compatibility. With this adapter, you can easily swap between different throttle body designs, making engine modifications more convenient and versatile.

The Hooke Road Throttle Spacer is designed specifically for Jeep JK Wrangler models with a 3.8L V6 engine from 2007 to 2011. Its large bore design allows cooler and denser air to flow into your engine, which can help improve power and overall performance. The spacer is half an inch thick, creating a small gap between the throttle body and intake manifold, which aids in better air distribution. Made from solid aluminum with a sleek black anodized finish, this part is not only durable but also looks great under the hood. Installation is simple and doesn’t require drilling, so you can upgrade your vehicle quickly and easily.